docs: def add_2d_call_alignment(self, data):
          """ Add the alignment and model_state data table..
          
          :param data: Alignment and model_state table to be written.
          """
          path = 'Analyses/{}'.format(self.group_name)
          if 'BaseCalled_2D' not in self.handle.handle[path]:
              self.handle.add_analysis_subgroup(self.group_name, 'BaseCalled_2D')
  
          path = '{}/BaseCalled_2D'.format(self.group_name)
          self.handle.add_analysis_dataset(path, 'Alignment', data)